Results 11 to 20 of about 145,705 (204)

Comparative Life Cycle Assessment of Different Gas Turbine Axial Compressor Water Washing Systems [PDF]

open access: yesVolume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, 2020
Nowadays the climate change is widely recognized as a global threat by both public opinion and industries. Actions to mitigate its causes are gaining momentum within all industries. In the energy field, there is the necessity to reduce emissions and to
Ilaria Dominizi   +3 more
semanticscholar   +2 more sources

On-chip polyelectrolyte coating onto magnetic droplets - towards continuous flow assembly of drug delivery capsules. [PDF]

open access: yesLab on a Chip, 2017
Polyelectrolyte (PE) microcapsules for drug delivery are typically fabricated via layer-by-layer (LbL) deposition of PE layers of alternating charge on sacrificial template microparticles, which usually requires multiple incubation and washing steps that
Ali Q. Alorabi   +6 more
semanticscholar   +2 more sources

Improvement of sand-washing performance and internal flow field analysis of a novel downhole sand removal device

open access: yesScientific Reports
With the progression of many shale gas wells in the Sichuan-Chongqing region of China into the middle and late stages of exploitation, the problem of sand production in these wells is a primary factor influencing production. Failure to implement measures
Zhiliang Wang   +4 more
doaj   +2 more sources

Analysis and experiment on the effect of washing flow field and soybean canopy on droplet deposition during drone hovering

open access: yesResults in Engineering
At present, the research on the interaction between UAV rotor wind field and crop canopy is mainly based on practical experiments, and there are few studies on the interaction between wind field, droplet and plant canopy in hovering state.
Bingjie Liu   +5 more
doaj   +2 more sources

CFD–DEM method is used to study the multi-phase coupling slag discharge flow field of gas-lift reverse circulation in drilling shaft sinking

open access: yesScientific Reports
To elucidate the distribution law of the multiphase coupling slag discharge flow field in gas-lift reverse circulation during drilling shaft sinking, a numerical analysis model of gas–liquid–solid multiphase coupling slag discharge was established by CFD–
Longhui Guo   +5 more
doaj   +2 more sources

Applicability of Single-Borehole Dilution Tests in Aquifers with Vertical Flow

open access: yesWater
A set of experimental field single-borehole dilution tests were completed in the Motril–Salobreña detrital aquifer (Spain) in a sector with coarse material in four different moments under variable hydrological conditions.
M. Calvache   +4 more
semanticscholar   +2 more sources

4D RESERVOIR GEOCHEMISTRY AS AN AID TO INTERPRETING PRODUCTION DYNAMICS, LEGENDRE FIELD, EASTERN DAMPIER SUB-BASIN

open access: yes, 2005
Reservoir geochemistry is a low cost, field development/appraisal tool resting on the principle that fluids isolated by flow barriers show slight compositional and/or isotopic differences.
R. Davis   +3 more
semanticscholar   +2 more sources

Excavated vs novel in situ soil washing as a remediation strategy for sandy soils impacted with per- and polyfluoroalkyl substances from aqueous film forming foams [PDF]

open access: yes, 2021
In situ soil washing at the field scale has not yet been investigated as a remediation strategy for soils impacted by per- and polyfluoroalkyl substances (PFAS).
Høisæter, Åse   +6 more
core   +1 more source

Design of diamond drill heads with a hydrojet effect of rock destruction

open access: yesEastern-European Journal of Enterprise Technologies, 2022
It follows from the analysis of materials related to the design and operation of drilling equipment that an important direction in the search for effective solutions appears to be the improvement of the structure of the working matrix of diamond drilling
T. Mendebaev, Nurlan Smashov
semanticscholar   +1 more source

A Field Study of Reduced Axial Compressor Performance Deterioration through Online Washing and Air Intake Filtration Upgrade [PDF]

open access: yes, 2018
Background Oil and gas production at several North Sea offshore installations is limited by the gas turbine power available, and any deterioration in gas turbine performance directly affects production rates. Fouling in the compressor section of the gas
Madsen, Stian
core   +2 more sources

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